DUMAGUETE CITY, Negros Oriental — Wet and unsettled weather will grip Negros Oriental throughout Tuesday, November 10, 2026, with the Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA) placing the province under a rainshower and thunderstorm forecast from early morning until the following dawn.
The state weather bureau released the forecast at 5:00 AM Tuesday, with coverage running through 5:00 AM on Wednesday, November 11, 2026.
Daytime Conditions: Partly Cloudy With Storm Risks
Between 5:00 AM and 5:00 PM, PAGASA said skies will be partly cloudy at times turning cloudy, with rainshowers or thunderstorms possible at any hour of the day. Temperatures during this period will range from 26°C to 31°C — warm and humid between rainfall episodes, with heavy downpours likely when thunderstorm cells develop.
Northeast winds blowing at light to moderate strength will prevail through the day. This pattern is consistent with the amihan, or northeast monsoon, a seasonal wind system that originates from the Asian continent and pushes moisture-laden weather systems across the Philippine archipelago. PAGASA noted that the prevailing amihan combined with atmospheric instability is driving the wet conditions forecast for Tuesday.
Coastal waters off Negros Oriental will be slight to moderate during daylight hours, according to PAGASA.
Overnight: Heavier and More Persistent Rain
From 5:00 PM Tuesday through 5:00 AM Wednesday, PAGASA forecasts cloudy skies with rainshowers and thunderstorms expected to persist through the night. Temperatures will drop slightly to a range of 26°C to 29°C, while the threat of rain becomes more sustained.
Northeast winds remain light to moderate overnight, and coastal waters continue at slight to moderate levels. PAGASA has not issued any gale warning for the province’s coastal waters, but the combination of moderate seas and overnight thunderstorms poses risks for anyone on the water after dark.
No Tropical Cyclone Warnings in Effect
PAGASA has not raised any tropical cyclone wind signal for Negros Oriental under this forecast. The agency attributed Tuesday’s wet weather to the northeast monsoon and atmospheric instability, not to any named storm system. No gale warning has been issued for local coastal waters.
Sea Conditions and Advisories for Ferries and Fisherfolk
PAGASA classifies coastal waters off Negros Oriental as slight to moderate for both the daytime and overnight periods. Slight seas present manageable wave conditions for most passenger vessels; moderate seas bring choppier swells that can cause discomfort on smaller craft.
Ferry routes linking Dumaguete to Siquijor, and those connecting Negros Oriental to Cebu, can generally operate under slight to moderate sea conditions. However, PAGASA’s thunderstorm forecast introduces the additional risk of sudden, powerful gusts well above the ambient wind speed — a hazard that changes conditions rapidly for small and open boats.
Fisherfolk and small-boat operators are advised to avoid open-water travel during and immediately after any thunderstorm. Passengers booked on inter-island vessels — including fast-craft services departing from Dumaguete — should confirm schedules directly with their carriers, as operators may adjust or cancel trips if conditions worsen beyond forecasted levels, particularly at night.
Advisory for Farmers
Across Negros Oriental, sugarcane, vegetable, and rice farmers face a mixed outlook on Tuesday. While rainfall can deliver useful soil moisture, sudden heavy downpours from thunderstorm cells risk localized runoff, erosion on sloped land, and damage to crops nearing harvest. Those with harvest-ready crops are advised to work during drier morning windows before storm activity builds later in the day.
Farmers dependent on irrigation infrastructure should monitor canal and field water levels, especially as overnight rain is forecast to continue into the early hours of Wednesday. Livestock should be moved to covered or higher-ground areas ahead of the evening’s heavier conditions.
Advisory for Students, Commuters, and Outdoor Workers
Schools across Dumaguete, Bais, Bayawan, Guihulngan, and other towns in Negros Oriental are likely to see afternoon thunderstorms develop quickly and with little warning. Parents are advised to send children with rain gear to avoid a wet commute home.
Commuters using motorcycles, tricycles, and open-air vehicles should allow extra travel time and reduce speed during downpours, as roads become slippery and visibility drops sharply during thunderstorms. Riders are advised to pull over in a covered area if a storm intensifies while on the road.
Outdoor workers — including construction crews and utility personnel — should seek immediate shelter upon hearing thunder or seeing lightning. Standard safety guidance holds that if thunder is audible, lightning is already within dangerous range; outdoor work should not resume until at least 30 minutes after the last observed thunder or lightning.
Residents living near rivers, creeks, or low-lying coastal areas are advised to remain alert overnight, as back-to-back thunderstorm cells can cause flash flooding and drainage overflow even in the absence of a tropical cyclone warning.
Outdoor Events on Tuesday
Organizers of outdoor events, sports activities, or community gatherings in Negros Oriental and Siquijor should prepare contingency plans for rain and thunderstorms at any point during the day. Evening activities face particular risk given PAGASA’s overnight thunderstorm forecast. Covered venues are advised, and a shelter-in-place plan should be ready if lightning is observed.
PAGASA’s forecast covers Negros Oriental for the full 24-hour period from 5:00 AM, Tuesday, November 10, 2026, through 5:00 AM, Wednesday, November 11, 2026. Residents are advised to monitor the agency for any updates.
Source: PAGASA
